Finding the Fourth Proportional to 8,596,284,112.47, 12,900,316,161.35 and 3,000,221,198.45
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Solution
The fourth proportional to 8,596,284,112.47, 12,900,316,161.35 and 3,000,221,198.45 is: 4,502,387,485.99
Step by Step Solution
- Step 1: Write the proportion equation
8,596,284,112.47 : 12,900,316,161.35 = 3,000,221,198.45 : x - Step 2: Convert to fraction form
8,596,284,112.47/12,900,316,161.35 = 3,000,221,198.45/x - Step 3: Cross multiply
8,596,284,112.47x = 12,900,316,161.35 × 3,000,221,198.45 - Step 4: Simplify right side
8,596,284,112.47x = 38,703,802,013,989,396,480 - Step 5: Solve for x
x = 38,703,802,013,989,396,480/8,596,284,112.47 - Step 6: Final answer
x = 4,502,387,485.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.